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Finding the Fourth Proportional to 369,571.82, 510,010.29 and 199,807.16

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Solution

The fourth proportional to 369,571.82, 510,010.29 and 199,807.16 is: 275,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,571.82 : 510,010.29 = 199,807.16 : x
  2. Step 2: Convert to fraction form
    369,571.82/510,010.29 = 199,807.16/x
  3. Step 3: Cross multiply
    369,571.82x = 510,010.29 × 199,807.16
  4. Step 4: Simplify right side
    369,571.82x = 101,903,705,065.63
  5. Step 5: Solve for x
    x = 101,903,705,065.63/369,571.82
  6. Step 6: Final answer
    x = 275,734.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.